Sharlene Johnson is an experienced secondary school teacher. She was HIV&AIDS Coordinator for the Ministry of Education, Guyana, and head of the Ministry's School Health, Nutrition and HIV & AIDS Department. A member of the Caribbean HIV and AIDS Coordinators Network, she has advised on school materials for the region. Dr Gisela Winkler has taught in schools in a variety of countries. She has been a teacher trainer (both in-service and pre-service) in Southern Africa for many years, has worked on HIV and AIDS education projects and published a number of books, training manuals and learner materials that focus on HIV and AIDS. Maren Bodenstein has worked in teacher education over two decades. She designed and implemented a teacher training programme on HIV and AIDS in South Africa and has been involved with life skills programmes and publications.